Messages in this thread | | | Date | Tue, 15 Apr 2008 01:23:32 -0700 | From | "Yinghai Lu" <> | Subject | Re: regression caused by: genirq: do not leave interupts enabled on free_irq |
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On Tue, Apr 15, 2008 at 1:17 AM, Ingo Molnar <mingo@elte.hu> wrote: > > * Yinghai Lu <yhlu.kernel@gmail.com> wrote: > > > > > Do we think it's a bug in the RHEL 5.1 kernel? Even so, that's a > > > problem for the 2.6.25 kernel. > > > > it is RHEL 5.1 kernel problem, it has code for maskbit with msi there, > > but that does work... typo: should be "that does *not* work" > > addendum - basically the argument is: we should kexec conservatively - > i.e. we should leave as few assumptions and hw changes around as > possible. So restoring the MSI state is fair enough as a robustness fix, > even though only kexec to older kernels is affected.
i keep using kexec back and forth to avoid BIOS post stage.
YH
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